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libdevice User's Guide (PDF) - CUDA Toolkit v5.5 (older) - Last updated July 19, 2013 - Send Feedback

3.95. __nv_fabsf

Prototype:

float @__nv_fabsf(float %f) 

Description:

Calculate the absolute value of the input argument x.

Returns:

Returns the absolute value of the input argument.
  • __nv_fabsf( ± ) returns + .

  • __nv_fabsf( ± 0 ) returns 0.

Note:

For accuracy information for this function see the CUDA C Programming Guide, Appendix C, Table C-2.

Library Availability:

Compute 2.0: Yes

Compute 3.0: Yes

Compute 3.5: Yes


libdevice User's Guide (PDF) - CUDA Toolkit v5.5 (older) - Last updated July 19, 2013 - Send Feedback